Home / 73,551,286.40-110,326,929.60-65,615,100.80

Finding the Fourth Proportional to 73,551,286.40, 110,326,929.60 and 65,615,100.80

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Solution

The fourth proportional to 73,551,286.40, 110,326,929.60 and 65,615,100.80 is: 98,422,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,551,286.40 : 110,326,929.60 = 65,615,100.80 : x
  2. Step 2: Convert to fraction form
    73,551,286.40/110,326,929.60 = 65,615,100.80/x
  3. Step 3: Cross multiply
    73,551,286.40x = 110,326,929.60 × 65,615,100.80
  4. Step 4: Simplify right side
    73,551,286.40x = 7,239,112,606,658,503
  5. Step 5: Solve for x
    x = 7,239,112,606,658,503/73,551,286.40
  6. Step 6: Final answer
    x = 98,422,651.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.